USN-7861-2: Linux kernel (Real-time) vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7864-1: Linux kernel (GCP and GKE) vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7864-1 linux-gcp, linux-gcp-6.8, linux-gke vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel vulnerabilities (USN-7861-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7861-1 advisory. Jean-Claude Graf, Sandro Regge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor...

USN-7863-1: Linux kernel vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7863-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7861-1: Linux kernel vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7861-1 linux, linux-aws, linux-gkeop, linux-hwe-6.8, linux-ibm, linux-ibm-6.8, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-nvidia, linux-nvidia-lowlatency vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990459)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990459 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers: tty: serial: Fix deadlock in sa1100settermios There is a deadlock in sa1100settermios,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990399)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990399 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers: usb: host: Fix deadlock in oxubussuspend There is a deadlock in oxubussuspend, which is...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990572)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990572 advisory. In the Linux kernel, the following vulnerability has been resolved: x86: stop playing stack games in profilepc The 'profilepc' function is used for timer-based...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990555)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990555 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192u: Fix deadlock in ieee80211beaconsstop There is a deadlock in...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989821)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989821 advisory. In the Linux kernel, the following vulnerability has been resolved: x86: stop playing stack games in profilepc The 'profilepc' function is used for timer-based...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-990048)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990048 advisory. In the Linux kernel, the following vulnerability has been resolved: media: i2c: tc358743: Fix crash in the probe error path when using polling If an error occurs in...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989105)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989105 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: properly cancel timer from tapriodestroy There is a comment in qdisccreate...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989107)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989107 advisory. In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix a race in rxrpcexitnet Current code can lead to the following race: CPU0 CPU1...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989127)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989127 advisory. In the Linux kernel, the following vulnerability has been resolved: atm: nicstar: Fix possible use-after-free in nicstarcleanup This module's remove path calls...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988847)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988847 advisory. In the Linux kernel, the following vulnerability has been resolved: netrom: Decrease sock refcount when sock timers expire Commit 63346650c1a9 netrom: switch to sock...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988909)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988909 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers: usb: host: Fix deadlock in oxubussuspend There is a deadlock in oxubussuspend, which is...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988707)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988707 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192e: Fix deadlock in rtllibbeaconsstop There is a deadlock in...